Beacon Park. There are no reviews for this property. It is mostly gentle with an estimated average grade of 3% and a max grade of 6%. Email me listings and apartment related info. The 2010 census placed the city total population at 15,541. 1 space. We also advise parents to visit schools, consider other information on school performance and programs, and consider family needs as part of the school selection process. Beacon is located in the southwest corner of Dutchess County, in the fast growing Mid-Hudson Region. CITY CLERK â¦